- A baby sailfish,
一条小旗鱼 - fifteen centimeters long, snaps up everything in it's path.
仅15厘米长.边游边大快朵颐 - In three years' time, it'll be one of the oceans most formidable hunters weighing sixty kilos.
再过3年,它将重达60公斤 成为海洋中强大的猎手 - Just now, however, it's very vulnerable.
只是现在很弱小罢了 - These manta rays are giants.
这种蝠鲼非常巨大 - Eight meters across and weighing over two tons.
8米宽,超过2吨重 - The blade-like projections on either side of the head help to steer plankton into the manta's mouth.
头部对称的2块刀片状的凸状物 帮助蝠鲼把浮游生物送到嘴里
Just now, however, it's very vulnerable. 只是现在很弱小罢了
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